Deficiency

---
name: audit-support-deficiency
description: 'Sub-skill of audit-support: Deficiency (+4).'
version: 1.0.0
category: business
type: reference
scripts_exempt: true
---

# Deficiency (+4)

## Deficiency


A deficiency in internal control exists when the design or operation of a control does not allow management or employees, in the normal course of performing their assigned functions, to prevent or detect misstatements on a timely basis.

**Evaluation factors:**
- What is the likelihood that the control failure could result in a misstatement?
- What is the magnitude of the potential misstatement?
- Is there a compensating control that mitigates the deficiency?


## Significant Deficiency


A deficiency, or combination of deficiencies, that is less severe than a material weakness yet important enough to merit attention by those charged with governance.

**Indicators:**
- The deficiency could result in a misstatement that is more than inconsequential but less than material
- There is more than a remote (but less than reasonably possible) likelihood of a material misstatement
- The control is a key control and the deficiency is not fully mitigated by compensating controls
- Combination of individually minor deficiencies that together represent a significant concern


## Material Weakness


A deficiency, or combination of deficiencies, such that there is a reasonable possibility that a material misstatement of the financial statements will not be prevented or detected on a timely basis.

**Indicators:**
- Identification of fraud by senior management (any magnitude)
- Restatement of previously issued financial statements to correct a material error
- Identification by the auditor of a material misstatement that would not have been detected by the company's controls
- Ineffective oversight of financial reporting by the audit committee
- Deficiency in a pervasive control (entity-level, IT general control) affecting multiple processes


## Deficiency Aggregation


Individual deficiencies that are not significant individually may be significant in combination:

1. Identify all deficiencies in the same process or affecting the same assertion
2. Evaluate whether the combined effect could result in a material misstatement
3. Consider whether deficiencies in compensating controls exacerbate other deficiencies
4. Document the aggregation analysis and conclusion


## Remediation


For each identified deficiency:

1. **Root cause analysis:** Why did the control fail? (design gap, execution failure, staffing, training, system issue)
2. **Remediation plan:** Specific actions to fix the control (redesign, additional training, system enhancement, added review)
3. **Timeline:** Target date for remediation completion
4. **Owner:** Person responsible for implementing the remediation
5. **Validation:** How and when the remediated control will be re-tested to confirm effectiveness